DSP56004/D FREESCALE [Freescale Semiconductor, Inc], DSP56004/D Datasheet - Page 3
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DSP56004/D
Manufacturer Part Number
DSP56004/D
Description
SYMPHONY AUDIO DSP FAMILY 24-BIT DIGITAL SIGNAL PROCESSORS
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.DSP56004D.pdf
(82 pages)
- Current page: 3 of 82
- Download datasheet (618Kb)
FEATURES
Digital Signal Processing Core
Memory
MOTOROLA
DSP56004
DSP56004ROM
Note:
1.
2.
1
Part Type
X data ROM is programmed with
These ROMs may be factory programmed with data/program provided by the application developer.
2
• Efficient, object code compatible with the 24-bit DSP56000 core engine
• Up to 40.5 Million Instructions Per Second (MIPS)—24.7 ns instruction cycle at
• Highly parallel instruction set with unique DSP addressing modes
• Two 56-bit accumulators including extension byte
• Parallel 24 24-bit multiply-accumulate in 1 instruction cycle (2 clock cycles)
• Double precision 48 48-bit multiply with 96-bit result in 6 instruction cycles
• 56-bit addition/subtraction in 1 instruction cycle
• Fractional and integer arithmetic with support for multiprecision arithmetic
• Hardware support for block floating-point Fast Fourier Transforms (FFT)
• Hardware nested DO loops
• Zero-overhead fast interrupts (2 instruction cycles)
• Four 24-bit internal data buses and three 16-bit internal address buses for
• Fabricated in high-density CMOS
• On-chip modified Harvard architecture which permits simultaneous accesses
• Bootstrap loading from Serial Host Interface or External Memory Interface
81 MHz; up to 324 Million Operations Per Second (MOPS) at 81 MHz
simultaneous accesses to one program and two data memories
to program and two data memories
Table 1 Memory Configuration (Word width is 24 bits)
Freescale Semiconductor, Inc.
For More Information On This Product,
ROM
None
2560
Go to: www.freescale.com
Program
DSP56004/D, Rev. 3
log
RAM
512
256
2
x
and
2
x
ROM
tables
256
256
X Data
; Y data ROM is programmed with a sine table.
RAM
256
256
ROM
256
256
Y Data
RAM
256
256
Boot-strap
DSP56004
Features
ROM
64
64
iii
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